UBUNTU-CVE-2023-23456
- Source
- https://ubuntu.com/security/CVE-2023-23456
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-23456.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2023-23456
- Upstream
- Published
- 2023-01-12T19:15:00Z
- Modified
- 2025-07-14T07:15:54.997899Z
- Severity
-
- 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L CVSS Calculator
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
A heap-based buffer overflow issue was discovered in UPX in PackTmt::pack() in p_tmt.cpp file. The flow allows an attacker to cause a denial of service (abort) via a crafted file.
- References